共 9 条
[2]
GARRAWAY W M, 1976, Age and Ageing, V5, P233, DOI 10.1093/ageing/5.4.233
[5]
GARRAWAY WM, 1980, BR MED J, V2, P827
[6]
ISAACS B, 1973, Age and Ageing, V2, P139, DOI 10.1093/ageing/2.3.139
[7]
LEHMANN JF, 1975, ARCH PHYS MED REHAB, V56, P375
[9]
SMITH ME, 1977, BRIT J OCCUPATIONAL, V40, P51